[Asterisk-Dev] Module detect hangup?

[Fernando Romo]

Use PostgreSQL and the transaction log capabilitys with BEGIN 
Transacction COMMIT and ROLLBACK commands.

MySQL is fast DB but don't have the capabilitis of complete or back 
transactions.... Postgres do.

Besta Regards...... Fernando Romo
                              pop at cofradia.org

Matthew Boehm wrote:

>I am writing a module that is writing info to mysql. The problem that I am
>forseeing is that what happens when a caller calls in, they enter some
>digits as their 'login' which updates a 'loggedin' column. The module then
>gets more info, sound files are played back, the loggedin column is updated
>to a 'logged out' status and the module hangs up the call.
>
>What happens if the person hangs up (or call dropped) in the middle of this
>linear sequence?
>
>How can the module "catch" or be notified that the person hungup (or the
>call somehow dissappeard) so that I can preform some database cleanup (like
>logging them out)?
>
>It seems to me (from what I observe of notice and warning logs) is that if a
>person hangs up inside a module then the module instance that was running
>just dies.
>
>Is this true? Is there no way to clean up a dropped call?
>
>Thanks,
>Matthew
>
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